Merge pull request #20 from prjseal/feature/add-unit-tests

Feature/add unit tests

Author: Warren Buckley

Our.Umbraco.TagHelpers.Tests/IncludeIfTagHelperTests.cs

@@ -0,0 +1,62 @@
+using Microsoft.AspNetCore.Razor.TagHelpers;
+using NUnit.Framework;
+using System;
+using System.Collections.Generic;
+using Our.Umbraco.TagHelpers;
+using System.Threading.Tasks;
+
+namespace Our.Umbraco.TagHelpers.Tests
+{
+    public class IncludeIfTagHelperTests
+    {
+        [TestCase(true, "original-child-content", "original-child-content")]
+        [TestCase(false, "original-child-content", "")]
+        public async Task Given_Predicate_Return_Contents_Or_Empty(bool predicate, string childContent, string expected)
+        {
+            // Arrange
+            var id = "unique-id";
+            var tagHelperContext = GetTagHelperContext(id);
+            var tagHelperOutput = GetTagHelperOutput(
+                attributes: new TagHelperAttributeList(),
+                childContent: childContent);
+            tagHelperOutput.Content.SetContent(childContent);
+
+            var tagHelper = new IncludeIfTagHelper { Predicate = predicate };
+
+            // Act
+            await tagHelper.ProcessAsync(tagHelperContext, tagHelperOutput);
+
+            var content = tagHelperOutput.Content.GetContent();
+
+            // Assert
+            Assert.AreEqual(expected, content);
+        }
+
+        private static TagHelperContext GetTagHelperContext(string id = "testid")
+        {
+            return new TagHelperContext(
+                tagName: "p",
+                allAttributes: new TagHelperAttributeList(),
+                items: new Dictionary<object, object>(),
+                uniqueId: id);
+        }
+
+        private static TagHelperOutput GetTagHelperOutput(
+            string tagName = "p",
+            TagHelperAttributeList attributes = null,
+            string childContent = "some child content")
+        {
+            attributes = attributes ?? new TagHelperAttributeList { { "attr", "value" } };
+
+            return new TagHelperOutput(
+                tagName,
+                attributes,
+                getChildContentAsync: (useCachedResult, encoder) =>
+                {
+                    var tagHelperContent = new DefaultTagHelperContent();
+                    var content = tagHelperContent.SetHtmlContent(childContent);
+                    return Task.FromResult<TagHelperContent>(content);
+                });
+        }
+    }
+}

Our.Umbraco.TagHelpers.Tests/Our.Umbraco.TagHelpers.Tests.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.ViewFeatures" Version="2.2.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Razor" Version="2.2.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="NUnit" Version="3.13.1" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />
+    <PackageReference Include="coverlet.collector" Version="3.0.2" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Our.Umbraco.TagHelpers\Our.Umbraco.TagHelpers.csproj" />
+  </ItemGroup>
+
+</Project>